lighting canopy

Hi all, Im looking for help with my aquarium lighting. I currently have a Juwel primo 70L (20gal) aquarium with the out of the box light and aquarium hood. The light is an LED tube (Juwel NovoLux LED 60) but it is very low wattage (8w) so I cant grow plants (all my attempts so far have ended...

Does anyone know where I can get a reasonably-priced replacement lighting canopy and bottom frame for Marina Style 60 aquarium? Have just acquired one and it's not got the original lighting canopy (replacement doesn't fit properly) and the bottom frame is missing. Have found a lighting canopy on...